Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"han ping sat snippets" » "shan ding sat snippets", "han tong sat snippets", "han ung sat snippets", "han using sat snippets", "han ping fan snippets", "han ping sat slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using java java snippets") or ("han ping sat snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java java snippets") OR ("han ping sat snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( han ping sat snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java java snippets") or ("han ping sat snippets"))) or ("locating bug code snippets"))*.